Property, Plant and Equipment, Net - Schedule of Property, Plant and Equipment, Net (Detail) - USD ($) $ in Millions	Sep. 30, 2017	Dec. 31, 2016
Property, Plant and Equipment [Abstract]
Land	$ 108.8	$ 108.4
Buildings and improvements	728.3	653.0
Machinery and equipment	2,704.4	2,454.6
Property, plant and equipment, gross	3,541.5	3,216.0
Less: Accumulated depreciation	(1,866.3)	(1,672.6)
Property, plant and equipment, net	$ 1,675.2	$ 1,543.4